Immune System & Allergy Supplements are Zhongci's main health protection category, with core advantages of high-concentration antioxidants, immune activation, and mild regulation. Immune System & Allergy Supplements take vitamin C, zinc, selenium, probiotics, and natural plant extracts as the core, scientifically formulated to activate immune cells, balance immune responses, and relieve seasonal discomfort and sensitivity troubles. The products adopt high-purity raw materials, hormone-free, non-dependent, and side-effect-free, passing strict tests for heavy metals and microorganisms, with accurate content and strong stability. Dosages include capsules, tablets, and gummies, convenient for all age groups. With characteristics of fast effect, wide adaptation, and high safety, immune system & allergy supplements rely on small molecule peptide absorption technology and 100,000-class GMP production, suitable for people with weak constitution, easy colds, and sensitive physique.